The Pc-Sig Encyclopedia of Shareware
Subtitle: A Comprehensive Guide to Low Cost Software for IBM and Compatibles
Edition: 4th edition
Publisher: P C Software Interest Group
Published: October 1991
Format: Paperback
ISBN-13: 9780915835201
Subjects: Miscellaneous Software; Computer Books: General; Microcomputer Software Directories; Computer Bks - Languages / Programming; Catalogs; Computer software